Home / 45,715.32-63,086.86-25,572.12

Finding the Fourth Proportional to 45,715.32, 63,086.86 and 25,572.12

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Solution

The fourth proportional to 45,715.32, 63,086.86 and 25,572.12 is: 35,289.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,715.32 : 63,086.86 = 25,572.12 : x
  2. Step 2: Convert to fraction form
    45,715.32/63,086.86 = 25,572.12/x
  3. Step 3: Cross multiply
    45,715.32x = 63,086.86 × 25,572.12
  4. Step 4: Simplify right side
    45,715.32x = 1,613,264,754.34
  5. Step 5: Solve for x
    x = 1,613,264,754.34/45,715.32
  6. Step 6: Final answer
    x = 35,289.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.